The Tiny Planet Revealing Gravity’s Big Secrets

Mercury’s path through our solar system is, well, a little eccentric, and some of its movements were a mystery astronomers couldn’t explain for a long time. Then, in the early 20th century, Einstein reran the numbers and proved a whole lot more! This episode is sponsored by Awesome Socks Club, a sock subscription for charity. Go to http://awesomesocks.club to sign up between now and December 11th to get a new pair of fun socks each month in 2021. 100% of after-tax profit will go to decrease maternal and child mortality in Sierra Leone, which is one of the most dangerous places to be pregnant in the world. Hosted by: Caitlin Hofmeister SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Marwan Hassoun, Jb Taishoff, Bd_Tmprd, Harrison Mills, Jeffrey Mckishen, James Knight, Christoph Schwanke, Jacob, Matt Curls, Sam Buck, Christopher R Boucher, Eric Jensen, Lehel Kovacs, Adam Brainard, Greg, Ash, Sam Lutfi, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, charles george, Alex Hackman, Chris Peters, Kevin Bealer ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://aether.lbl.gov/www/classes/p10/gr/PrecessionperihelionMercury.htm https://link.springer.com/article/10.1134%2FS1028335819120073 http://122.physics.ucdavis.edu/course/cosmology/sites/default/files/files/Shapiro-PRL.pdf https://ui.adsabs.harvard.edu/abs/2015AGUFM.P34A..09S/abstract (https://cddis.nasa.gov/lw14/docs/papers/sci7b_jcm.pdf) https://arxiv.org/pdf/1705.04397.pdf https://sci-hub.do/10.1103/PhysRevLett.13.789 https://astrobites.org/2018/03/19/testing-the-limits-of-gravity-at-mercury/ https://www.nature.com/articles/s41467-017-02558-1 https://phys.org/news/2016-12-strong-gravity-earth.html https://www.science.org.au/curious/space-time/gravity https://youtu.be/UG4Jz9rNzj8 https://courses.lumenlearning.com/astronomy/chapter/tests-of-general-relativity/ https://www.universetoday.com/56157/gravity-equation/ Image Sources: https://svs.gsfc.nasa.gov/13425 https://commons.wikimedia.org/wiki/File:Urbain_Le_Verrier.jpg https://commons.wikimedia.org/wiki/File:Perihelion_precession_of_Mercury_de.svg https://www.nasa.gov/sites/default/files/images/354324main_mercurywest_messenger_big_full.jpg https://www.istockphoto.com/vector/sun-and-earth-19-century-scientific-illustration-gm488917826-74444791 https://www.loc.gov/pictures/item/2014712249/ https://commons.wikimedia.org/wiki/File:Mercury_black_background.png https://bit.ly/2IyFPcY https://commons.wikimedia.org/wiki/File:MESSENGER_-_spacecraft_at_mercury_-_atmercury_lg.jpg


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